Skip to main content
V-Lab

abrdn Physical Gold Shares ETF GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, August 12th, 2026

1 Day

24.24%

decreased by 1.00%

1 Week

24.09%

decreased by 1.15%

1 Month

23.53%

decreased by 1.71%

Analysis last updated: Tuesday, August 11, 2026 at 10:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of abrdn Physical Gold Shares ETF GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 14, 2009 to Aug 7, 2026

Model Insight

Volatility shocks decay with a half-life of 55 trading days, meaning a shock loses half its impact after approximately 55 days. Returns follow a Student-t distribution with v = 5.00 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1822
3.20***
α

ARCH

Response to squared shocks

0.0519
19.75***
β

GARCH

Volatility persistence

0.9874
233.33***
ν

DF

Student-t tail thickness

5.0030
4.24***

Persistence:

0.987

Half-life:

55 days